Renesas has introduced a comprehensive reference design for robotic lawn mowers, aiming to assist homeowners with large yards, high landscaping expenses, and time-consuming yard maintenance. This reference design offers a range of features to enhance the efficiency and convenience of robotic lawn mowers.
One of the key features of Renesas' reference design is remote control capability. Homeowners can easily control and direct the robotic mower using a remote control device, allowing for precise navigation and targeted grass cutting. This feature eliminates the need for manual intervention, saving homeowners time and effort.
The reference design also includes theft protection measures to ensure the security of the robotic mower. With built-in security features such as anti-theft alarms and GPS tracking, homeowners can have peace of mind knowing that their investment is protected.
Another notable aspect of Renesas' reference design is its focus on low power consumption. By optimizing the power management system, the robotic mower can operate efficiently while consuming minimal energy. This results in a longer battery life, reducing the frequency of recharging and enhancing the overall performance of the mower.
Renesas provides all the essential components required for the construction of a robotic lawn mower as part of their reference design. This includes motors, sensors, controllers, and other key elements necessary for the proper functioning of the mower. By offering a complete solution, Renesas simplifies the development process for manufacturers and enables them to bring high-quality robotic lawn mowers to the market.
In summary, Renesas' robotic mower reference design offers homeowners an efficient and cost-effective solution for maintaining their lawns. With features like remote control, theft protection, and low power consumption, this reference design simplifies the development process for manufacturers and provides an excellent foundation for creating advanced robotic lawn mowers.
Features
Single IC for BLDC motor control with integrated analog front-end (AFE)
Rich battery management system (BMS) for an up to 8 cell Li-ion battery with reliable safety features for cell balancing and protection
Efficient battery charging in CV/CC profile
Low power consumption for longer battery life
Rain detection using weatherproof humidity sensor and capacitive touch sensing unit (CTSU) for returning to docking station for safe operation
Collision detection using time-of-flight (ToF) sensors and lift/tilt detection using 6-axis IMU for stopping the blades, ensuring enhanced safety
Docking station with integrated electronic fencing using perimeter wire and charging status monitoring
Remote control and theft protection alarm using wireless/GPS connectivity
ISL94202 battery pack monitor
Standalone 3- to 8-cell Li-ion battery pack monitor
ISL81401A buck-boost controller
40 V unidirectional 4-switch synchronous buck-boost controller
HS3101 humidity sensor
Relative humidity and temperature sensor with membrane
ISL85410 buck regulator
Wide VIN 1 A synchronous buck regulator
ISL80410 LDO
40 V, low quiescent current, 150 mA linear regulator
AT45DQ161 memory
16-Mbit SPI Flash memory with dual-I/O and quad-I/O support, 2.3 V minimum
R7FA4M1 microcontroller
32-bit MCU with 48 MHz Arm® Cortex®-M4 and LCD controller and capacitive touch for human-machine interface (HMI)
RL78/G12 microcontroller
Compact, low power microcontrollers for general purpose applications
RAJ306001 motor control
30 V motor control IC with built-in 16-bit MCU (RL78/G1F)
ISL28191 operational amplifier (op amp)
Single supply ultra-low-noise, low distortion rail-to-rail output, op amp
ISL28214 op amp
Dual general purpose micropower, RRIO op amps
ISL29501 proximity sensor
ToF signal processing IC
Applications
Robotic lawn mowers
Autonomous mobile solutions for yards, homes, and warehouses
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